Zobrazeno 1 - 10
of 54
pro vyhledávání: '"Jiafeng Lei"'
Publikováno v:
Journal of Materials Research and Technology, Vol 30, Iss , Pp 2311-2321 (2024)
Texture is inevitably generated during the rolling process of titanium alloys, which has a significant impact on mechanical properties. The relationship between microstructure, texture and mechanical properties of the rolled Ti–6Al–4V alloy plate
Externí odkaz:
https://doaj.org/article/3a290c11af124b0b9dafa854ad9ec43b
Autor:
Muchi Jiang, Xiao Chen, Hasfi F. Nurly, Xingyuan Yang, Yi Liu, Yusheng Cai, Dechun Ren, Haibin Ji, Jiafeng Lei
Publikováno v:
Journal of Materials Research and Technology, Vol 28, Iss , Pp 1165-1176 (2024)
Due to their extreme requirements, conventional Ni–Ti shape memory alloys (SMAs) are no longer suitable for aerospace applications. Adding Hf to Ni–Ti SMAs can significantly enhance their suitability for aerospace applications, particularly in hi
Externí odkaz:
https://doaj.org/article/ec7971c971cd4512b2b76dd7369d0b6f
Autor:
Jie Yang, Sensen Huang, Qian Wang, Yingjie Ma, Min Qi, Hanbo Weng, Jianke Qiu, Jiafeng Lei, Rui Yang
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 5840-5853 (2023)
This study aims to investigate the anisotropic fracture toughness of an α+β titanium alloy processed by β forging. A typical basket-weave microstructure is observed, including the primary α (αp) phase, micron-scaled secondary α (αs) phase and
Externí odkaz:
https://doaj.org/article/99240b49e1b145438649e73272f91240
Autor:
Mengmeng Zhang, Jianke Qiu, Chao Fang, Mingjie Zhang, Yingjie Ma, Zhiqing Yang, Jiafeng Lei, Rui Yang
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 1579-1592 (2023)
Titanium alloys are often used to make deep-sea pressure hulls and the creep strain produced during service is nonnegligible. The variation of dislocation structures with room temperature creep stresses in equiaxed α grains of Ti–6Al–4V ELI allo
Externí odkaz:
https://doaj.org/article/d33e936bfc5547a196a9a26bf0b062d1
Publikováno v:
Journal of Materials Research and Technology, Vol 26, Iss , Pp 4595-4605 (2023)
Hot isostatic pressing (HIP) is capable of mitigating the internal defects of materials, such as pores and cracks, resulting in improved mechanical properties and corrosion resistance, so it is particularly suitable as a post-treatment technology for
Externí odkaz:
https://doaj.org/article/6809be7b9b9542eea96c9f56bc389b85
Autor:
Ruixue Zhang, Yingjie Ma, Min Qi, Sensen Huang, Sabry S. Youssef, Guoqiang Xi, Jianke Qiu, Jiafeng Lei, Rui Yang, Ping Wang
Publikováno v:
Journal of Materials Research and Technology, Vol 16, Iss , Pp 912-921 (2022)
The microstructure evolution and tensile properties in a metastable β titanium alloy, Ti–5Al–5Mo–5V–3Cr-0.6Fe alloy with different aging conditions were investigated. The microstructure evolution of ω and α phase precipitated during low-te
Externí odkaz:
https://doaj.org/article/1486f5e93e3c4dc18aa040166e97c308
Autor:
Min Qi, Sensen Huang, Yingjie Ma, Sabry S. Youssef, Ruixue Zhang, Jianke Qiu, Jiafeng Lei, Rui Yang
Publikováno v:
Journal of Materials Research and Technology, Vol 13, Iss , Pp 1159-1168 (2021)
Columnar β grains are widely present in titanium alloys fabricated by Additive Manufacturing (AM), which leads to significant anisotropy in mechanical properties. An outstanding challenge is to facilitate the columnar to equiaxed transition (CET) of
Externí odkaz:
https://doaj.org/article/71c858834335477f919d6a2c5e875b7b
Publikováno v:
Materials & Design, Vol 194, Iss , Pp 108909- (2020)
Cold dwell fatigue has become one critical issue in titanium industry over the past decades. Though some reports have emphasized the importance of time-dependent plastic strain on cold dwell effect in titanium alloys, the mathematical relationship be
Externí odkaz:
https://doaj.org/article/2da565456163484b883cdc539a78b75f
Publikováno v:
ACS Energy Letters. 8:429-435
Autor:
Ruyue You, Mengmeng Zhang, Jianke Qiu, Chao Fang, Chunling Zhao, Bo Lu, Haibin Ji, Yingjie Ma, Jiafeng Lei, Rui Yang
Publikováno v:
JOM. 74:3733-3744